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Revision 1.432 by root, Mon May 5 22:38:47 2008 UTC vs.
Revision 1.505 by root, Sun Jan 31 03:46:20 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	115	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		117
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	118	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	119	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	121	our $DB_ENV;
105		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
		124
106	our %CFG;	125	our %CFG;
107		126
108	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	128	our $RUNTIME;
110	our $NOW;	129	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	140	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
123		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
		147
124	binmode STDOUT;	148	binmode STDOUT;
125	binmode STDERR;	149	binmode STDERR;
126		150
127	# read virtual server time, if available	151	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
132	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
133		159
134	mkdir $_	160	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		162
137	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
138		164
139	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		177
141	#############################################################################	178	#############################################################################
142		179
143	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
144		181
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		230
194	=item @cf::INVOKE_RESULTS	231	=item @cf::INVOKE_RESULTS
195		232
196	This array contains the results of the last C<invoke ()> call. When	233	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	235	that call.
199		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
200	=back	243	=back
201		244
202	=cut	245	=cut
203		246
204	BEGIN {	247	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	248	my $msg = join "", @_;
207		249
208	$msg .= "\n"	250	$msg .= "\n"
209	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
210		252
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		254
213	LOG llevError, $msg;	255	LOG llevError, $msg;
214	};	256	};
215	}
216		257
217	$Coro::State::DIEHOOK = sub {	258	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
219		262
220	if ($Coro::current == $Coro::main) {#d#	263	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	265	return;#d#
223	}#d#	266	}#d#
224		267
225	# kill coroutine otherwise	268	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	269	Coro::terminate
228	};	270	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		271
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	282	for my $pkg (qw(
243	cf::global cf::attachable	283	cf::global cf::attachable
244	cf::object cf::object::player	284	cf::object cf::object::player
245	cf::client cf::player	285	cf::client cf::player
246	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
247	cf::map cf::party cf::region	288	cf::party cf::region
248	)) {	289	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	291	}
252		292
253	$EV::DIED = sub {	293	$EV::DIED = sub {
254	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
255	};	295	};
256		296
257	#############################################################################	297	#############################################################################
258		298
259	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		337
298	sub encode_json($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
300		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
		354
301	=item cf::lock_wait $string	355	=item cf::lock_wait $string
302		356
303	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
304		358
305	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
306		360
307	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
310	returned.	364	returned.
311		365
312	Locks are *not* recursive, locking from the same coro twice results in a	366	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	367	deadlocked coro.
…		…
319		373
320	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
321		375
322	=cut	376	=cut
323		377
324	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		379
327	sub lock_wait($) {	380	sub lock_wait($) {
328	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	382	}
341		383
342	sub lock_acquire($) {	384	sub lock_acquire($) {
343	my ($key) = @_;	385	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	386	}
357		387
358	sub lock_active($) {	388	sub lock_active($) {
359	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	390	}
363		391
364	sub freeze_mainloop {	392	sub freeze_mainloop {
365	tick_inhibit_inc;	393	tick_inhibit_inc;
366		394
367	Coro::guard \&tick_inhibit_dec;	395	&Guard::guard (\&tick_inhibit_dec);
368	}	396	}
369		397
370	=item cf::periodic $interval, $cb	398	=item cf::periodic $interval, $cb
371		399
372	Like EV::periodic, but randomly selects a starting point so that the actions	400	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
395		423
396	=cut	424	=cut
397		425
398	our @SLOT_QUEUE;	426	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
400		429
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	431	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	432	$Coro::current->desc ("timeslot manager");
404		433
405	my $signal = new Coro::Signal;	434	my $signal = new Coro::Signal;
		435	my $busy;
406		436
407	while () {	437	while () {
408	next_job:	438	next_job:
		439
409	my $avail = cf::till_tick;	440	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	441
411	for (0 .. $#SLOT_QUEUE) {	442	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	445	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	446	$job->[2]->send;
415	Coro::cede;	447	Coro::cede;
416	goto next_job;	448	goto next_job;
417	}	449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	451	}
419	}	452	}
420		453
421	if (@SLOT_QUEUE) {	454	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	456	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	457	$signal->wait;
425	} else {	458	} else {
		459	$busy = 0;
426	Coro::schedule;	460	Coro::schedule;
427	}	461	}
428	}	462	}
429	};	463	};
430		464
431	sub get_slot($;$$) {	465	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	466	return if tick_inhibit || $Coro::current == $Coro::main;
433		467
434	my ($time, $pri, $name) = @_;	468	my ($time, $pri, $name) = @_;
435		469
436	$time = $TICK * .6 if $time > $TICK * .6;	470	$time = clamp $time, 0.01, $TICK * .6;
		471
437	my $sig = new Coro::Signal;	472	my $sig = new Coro::Signal;
438		473
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	476	$SLOT_QUEUE->ready;
…		…
724		759
725	#############################################################################	760	#############################################################################
726		761
727	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
728		763
729	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
732		767
733	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
785		820
786	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
788		823
789	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
791		826
792	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
793		828
794	=over 4	829	=over 4
…		…
1085		1120
1086	sub reattach {	1121	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1123	my ($obj) = @_;
1089		1124
		1125	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1127
1092	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
1093		1129
1094	@$registry = ();	1130	@$registry = ();
1095		1131
…		…
1143	$decname, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
1144		1180
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1182	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1186	aio_fsync $fh;
		1187	}
1149	aio_close $fh;	1188	aio_close $fh;
1150		1189
1151	if (@$objs) {	1190	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1192	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1197	aio_fsync $fh;
		1198	}
1157	aio_close $fh;	1199	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1201	}
1160	} else {	1202	} else {
1161	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
1162	}	1204	}
1163		1205
1164	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1210	} else {
1166	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
1167	}	1212	}
1168	} else {	1213	} else {
1169	aio_unlink $filename;	1214	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
1171	}	1216	}
…		…
1262	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1263		1308
1264	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1265	}	1310	}
1266		1311
		1312	use File::Glob ();
		1313
1267	cf::player->attach (	1314	cf::player->attach (
1268	on_command => sub {	1315	on_command => sub {
1269	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1270		1317
1271	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1303		1350
1304	cf::override;	1351	cf::override;
1305	},	1352	},
1306	);	1353	);
1307		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
		1367
1308	sub load_extensions {	1368	sub load_extensions {
1309	cf::sync_job {	1369	cf::sync_job {
1310	my %todo;	1370	my %todo;
1311		1371
1312	for my $path (<$LIBDIR/*.ext>) {	1372	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1391
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1394
1335	$ext{source} =	1395	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1338	. $source	1398	. $source
1339	. "\n};\n1";	1399	. "\n};\n1";
1340		1400
1341	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1342	}	1402	}
1343		1403
		1404	my $pass = 0;
1344	my %done;	1405	my %done;
1345	while (%todo) {	1406	while (%todo) {
1346	my $progress;	1407	my $progress;
1347		1408
		1409	++$pass;
		1410
		1411	ext:
1348	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1414	next ext
1351	unless exists $done{$_};	1415	unless exists $done{$_};
1352	}	1416	}
1353		1417
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1419
1356	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1424
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1426	if exists $v->{meta}{mandatory};
1364		1427	} else {
1365	warn $msg;	1428	$done{$k} = delete $todo{$k};
		1429	push @EXTS, $v->{pkg};
		1430	$progress = 1;
		1431
		1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1366	}	1434	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1435	}
1372		1436
1373	skip:	1437	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1376	}	1445	}
1377	};	1446	};
1378	}	1447	}
1379		1448
1380	#############################################################################	1449	#############################################################################
1381		1450
1382	=back	1451	=back
1383		1452
1384	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1385		1454
1386	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1387		1456
1388	=cut	1457	=cut
1389		1458
1390	package cf::player;	1459	package cf::player;
1391		1460
…		…
1434		1503
1435	sub exists($) {	1504	sub exists($) {
1436	my ($login) = @_;	1505	my ($login) = @_;
1437		1506
1438	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1440	}	1509	}
1441		1510
1442	sub find($) {	1511	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1513	my $login = $_[0];
…		…
1519	my ($pl) = @_;	1588	my ($pl) = @_;
1520		1589
1521	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1522		1591
1523	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1594
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1596	$pl->deactivate;
1528	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1529	$pl->ob->check_score;	1598	$pl->ob->check_score;
…		…
1615	}	1684	}
1616		1685
1617	\@paths	1686	\@paths
1618	}	1687	}
1619		1688
1620	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1621		1690
1622	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1623
1624	=cut
1625
1626	use re 'eval';
1627
1628	my $group;
1629	my $interior; $interior = qr{
1630	# match a pod interior sequence sans C<< >>
1631	(?:
1632	\ (.*?)\ (?{ $group = $^N })
1633	| < (??{$interior}) >
1634	)
1635	}x;
1636
1637	sub expand_cfpod {
1638	my ($self, $pod) = @_;
1639
1640	my $xml;
1641
1642	while () {
1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644	$group = $1;
1645
1646	$group =~ s/&/&amp;/g;
1647	$group =~ s/</&lt;/g;
1648
1649	$xml .= $group;
1650	} elsif ($pod =~ m%\G
1651	([BCGHITU])
1652	<
1653	(?:
1654	([^<>]*) (?{ $group = $^N })
1655	| < $interior >
1656	)
1657	>
1658	%gcsx
1659	) {
1660	my ($code, $data) = ($1, $group);
1661
1662	if ($code eq "B") {
1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664	} elsif ($code eq "I") {
1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666	} elsif ($code eq "U") {
1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668	} elsif ($code eq "C") {
1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670	} elsif ($code eq "T") {
1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672	} elsif ($code eq "G") {
1673	my ($male, $female) = split /\|/, $data;
1674	$data = $self->gender ? $female : $male;
1675	$xml .= expand_cfpod ($self, $data);
1676	} elsif ($code eq "H") {
1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1679	"")
1680	[$self->{hintmode}];
1681	} else {
1682	$xml .= "error processing '$code($data)' directive";
1683	}
1684	} else {
1685	if ($pod =~ /\G(.+)/) {
1686	warn "parse error while expanding $pod (at $1)";
1687	}
1688	last;
1689	}
1690	}
1691
1692	for ($xml) {
1693	# create single paragraphs (very hackish)
1694	s/(?<=\S)\n(?=\w)/ /g;
1695
1696	# compress some whitespace
1697	s/\s+\n/\n/g; # ws line-ends
1698	s/\n\n+/\n/g; # double lines
1699	s/^\n+//; # beginning lines
1700	s/\n+$//; # ending lines
1701	}
1702
1703	$xml
1704	}
1705
1706	no re 'eval';
1707
1708	sub hintmode {
1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1710	$_[0]{hintmode}
1711	}
1712		1692
1713	=item $player->ext_reply ($msgid, @msg)	1693	=item $player->ext_reply ($msgid, @msg)
1714		1694
1715	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1716		1696
…		…
1929		1909
1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1931	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1932	}	1912	}
1933		1913
1934	# and all this just because we cannot iterate over
1935	# all maps in C++...
1936	sub change_all_map_light {
1937	my ($change) = @_;
1938
1939	$_->change_map_light ($change)
1940	for grep $_->outdoor, values %cf::MAP;
1941	}
1942
1943	sub decay_objects {	1914	sub decay_objects {
1944	my ($self) = @_;	1915	my ($self) = @_;
1945		1916
1946	return if $self->{deny_reset};	1917	return if $self->{deny_reset};
1947		1918
…		…
2029	sub find {	2000	sub find {
2030	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
2031		2002
2032	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
2033		2004
2034	cf::lock_wait "map_data:$path";#d#remove	2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2035	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
2036		2007
2037	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2039	my $guard2 = cf::lock_acquire "map_find:$path";
2040
2041	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
2042	or return;	2010	or return;
2043		2011
2044	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
2045		2013
…		…
2057		2025
2058	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
2059	}	2027	}
2060	}	2028	}
2061		2029
2062	sub pre_load { }	2030	sub pre_load { }
2063	sub post_load { }	2031	#sub post_load { } # XS
2064		2032
2065	sub load {	2033	sub load {
2066	my ($self) = @_;	2034	my ($self) = @_;
2067		2035
2068	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2085	my $f = new_from_file cf::object::thawer $self->{load_path};	2053	my $f = new_from_file cf::object::thawer $self->{load_path};
2086	$f->skip_block;	2054	$f->skip_block;
2087	$self->_load_objects ($f)	2055	$self->_load_objects ($f)
2088	or return;	2056	or return;
2089		2057
2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
2091	if delete $self->{load_original};	2059	if delete $self->{load_original};
2092		2060
2093	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
2094	utf8::encode $uniq;	2062	utf8::encode $uniq;
2095	unless (aio_stat $uniq) {	2063	unless (aio_stat $uniq) {
…		…
2113	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
2114	$self->decay_objects;	2082	$self->decay_objects;
2115	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
2116	$self->update_buttons;	2084	$self->update_buttons;
2117	cf::cede_to_tick;	2085	cf::cede_to_tick;
2118	$self->set_darkness_map;
2119	cf::cede_to_tick;
2120	$self->activate;	2086	$self->activate;
2121	}	2087	}
2122		2088
2123	$self->{last_save} = $cf::RUNTIME;	2089	$self->{last_save} = $cf::RUNTIME;
2124	$self->last_access ($cf::RUNTIME);	2090	$self->last_access ($cf::RUNTIME);
…		…
2290		2256
2291	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
2292		2258
2293	return if $self->players;	2259	return if $self->players;
2294		2260
2295	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
2296		2262
2297	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
2298		2264
2299	# need to save uniques path	2265	# need to save uniques path
2300	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
2391	: normalise $_	2357	: normalise $_
2392	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2393	]	2359	]
2394	}	2360	}
2395		2361
		2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
		2393
2396	=back	2394	=back
2397		2395
2398	=head3 cf::object	2396	=head3 cf::object
2399		2397
2400	=cut	2398	=cut
…		…
2465		2463
2466	our $SAY_CHANNEL = {	2464	our $SAY_CHANNEL = {
2467	id => "say",	2465	id => "say",
2468	title => "Map",	2466	title => "Map",
2469	reply => "say ",	2467	reply => "say ",
2470	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2471	};	2469	};
2472		2470
2473	our $CHAT_CHANNEL = {	2471	our $CHAT_CHANNEL = {
2474	id => "chat",	2472	id => "chat",
2475	title => "Chat",	2473	title => "Chat",
…		…
2530		2528
2531	=item $player_object->enter_link	2529	=item $player_object->enter_link
2532		2530
2533	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2534		2532
2535	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2536	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2537		2537
2538	Will never block.	2538	Will never block.
2539		2539
2540	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2541		2541
…		…
2593	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2594	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2595		2595
2596	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2597	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2598	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2599		2599
2600	$map->load;	2600	$map->load;
2601	$map->load_neighbours;	2601	$map->load_neighbours;
2602		2602
2603	return unless $self->contr->active;	2603	return unless $self->contr->active;
2604	$self->activate_recursive;
2605		2604
2606	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2607	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
2608	}	2610	}
2609		2611
2610	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2611		2613
2612	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2613	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2614	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2615	the new (success) or old (failed) map position. In either case, $done will	2617	the new (success) or old (failed) map position. In either case, $done will
2616	be called at the end of this process.	2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2617		2622
2618	=cut	2623	=cut
2619		2624
2620	our $GOTOGEN;	2625	our $GOTOGEN;
2621		2626
…		…
2768	$self->contr->savebed ($map, $x, $y)	2773	$self->contr->savebed ($map, $x, $y)
2769	if $exit->flag (cf::FLAG_DAMNED);	2774	if $exit->flag (cf::FLAG_DAMNED);
2770		2775
2771	1	2776	1
2772	}) {	2777	}) {
2773	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2774	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2775	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2776	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2777		2782
2778	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2795	sub cf::client::send_drawinfo {	2800	sub cf::client::send_drawinfo {
2796	my ($self, $text, $flags) = @_;	2801	my ($self, $text, $flags) = @_;
2797		2802
2798	utf8::encode $text;	2803	utf8::encode $text;
2799	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2805	}
		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
2800	}	2830	}
2801		2831
2802	=item $client->send_msg ($channel, $msg, $color, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2803		2833
2804	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2808		2838
2809	=cut	2839	=cut
2810		2840
2811	# non-persistent channels (usually the info channel)	2841	# non-persistent channels (usually the info channel)
2812	our %CHANNEL = (	2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
2813	"c/identify" => {	2849	"c/identify" => {
2814	id => "infobox",	2850	id => "infobox",
2815	title => "Identify",	2851	title => "Identify",
2816	reply => undef,	2852	reply => undef,
2817	tooltip => "Items recently identified",	2853	tooltip => "Items recently identified",
…		…
2819	"c/examine" => {	2855	"c/examine" => {
2820	id => "infobox",	2856	id => "infobox",
2821	title => "Examine",	2857	title => "Examine",
2822	reply => undef,	2858	reply => undef,
2823	tooltip => "Signs and other items you examined",	2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
2824	},	2866	},
2825	"c/book" => {	2867	"c/book" => {
2826	id => "infobox",	2868	id => "infobox",
2827	title => "Book",	2869	title => "Book",
2828	reply => undef,	2870	reply => undef,
…		…
2844	id => "infobox",	2886	id => "infobox",
2845	title => "Body Parts",	2887	title => "Body Parts",
2846	reply => undef,	2888	reply => undef,
2847	tooltip => "Shows which body parts you posess and are available",	2889	tooltip => "Shows which body parts you posess and are available",
2848	},	2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
2849	"c/uptime" => {	2927	"c/uptime" => {
2850	id => "infobox",	2928	id => "infobox",
2851	title => "Uptime",	2929	title => "Uptime",
2852	reply => undef,	2930	reply => undef,
2853	tooltip => "How long the server has been running since last restart",	2931	tooltip => "How long the server has been running since last restart",
…		…
2862	id => "party",	2940	id => "party",
2863	title => "Party",	2941	title => "Party",
2864	reply => "gsay ",	2942	reply => "gsay ",
2865	tooltip => "Messages and chat related to your party",	2943	tooltip => "Messages and chat related to your party",
2866	},	2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
2867	);	2953	);
2868		2954
2869	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2870	my ($self, $channel, $msg, $color, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2871		2957
2872	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2873		2960
2874	$color &= cf::NDI_CLIENT_MASK; # just in case...	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2875		2962
2876	# check predefined channels, for the benefit of C	2963	# check predefined channels, for the benefit of C
2877	if ($CHANNEL{$channel}) {	2964	if ($CHANNEL{$channel}) {
2878	$channel = $CHANNEL{$channel};	2965	$channel = $CHANNEL{$channel};
2879		2966
2880	$self->ext_msg (channel_info => $channel)	2967	$self->ext_msg (channel_info => $channel);
2881	if $self->can_msg;
2882
2883	$channel = $channel->{id};	2968	$channel = $channel->{id};
2884		2969
2885	} elsif (ref $channel) {	2970	} elsif (ref $channel) {
2886	# send meta info to client, if not yet sent	2971	# send meta info to client, if not yet sent
2887	unless (exists $self->{channel}{$channel->{id}}) {	2972	unless (exists $self->{channel}{$channel->{id}}) {
2888	$self->{channel}{$channel->{id}} = $channel;	2973	$self->{channel}{$channel->{id}} = $channel;
2889	$self->ext_msg (channel_info => $channel)	2974	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891	}	2975	}
2892		2976
2893	$channel = $channel->{id};	2977	$channel = $channel->{id};
2894	}	2978	}
2895		2979
2896	return unless @extra || length $msg;	2980	return unless @extra || length $msg;
2897		2981
2898	if ($self->can_msg) {
2899	# default colour, mask it out	2982	# default colour, mask it out
2900	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901	if $color & cf::NDI_DEF;	2984	if $color & cf::NDI_DEF;
2902		2985
2903	$self->send_packet ("msg " . $self->{json_coder}->encode (	2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
2904	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2905	} else {	2989	);
2906	if ($color >= 0) {
2907	# replace some tags by gcfclient-compatible ones
2908	for ($msg) {
2909	1 while
2910	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915	}
2916		2990
2917	$color &= cf::NDI_COLOR_MASK;	2991	$self->send_big_packet ($pkt);
2918
2919	utf8::encode $msg;
2920
2921	if (0 && $msg =~ /\[/) {
2922	# COMMAND/INFO
2923	$self->send_packet ("drawextinfo $color 10 8 $msg")
2924	} else {
2925	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2926	$self->send_packet ("drawinfo $color $msg")
2927	}
2928	}
2929	}
2930	}	2992	}
2931		2993
2932	=item $client->ext_msg ($type, @msg)	2994	=item $client->ext_msg ($type, @msg)
2933		2995
2934	Sends an ext event to the client.	2996	Sends an ext event to the client.
…		…
2937		2999
2938	sub cf::client::ext_msg($$@) {	3000	sub cf::client::ext_msg($$@) {
2939	my ($self, $type, @msg) = @_;	3001	my ($self, $type, @msg) = @_;
2940		3002
2941	if ($self->extcmd == 2) {	3003	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2943	} elsif ($self->extcmd == 1) { # TODO: remove	3005	} elsif ($self->extcmd == 1) { # TODO: remove
2944	push @msg, msgtype => "event_$type";	3006	push @msg, msgtype => "event_$type";
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946	}	3008	}
2947	}	3009	}
2948		3010
2949	=item $client->ext_reply ($msgid, @msg)	3011	=item $client->ext_reply ($msgid, @msg)
2950		3012
…		…
2954		3016
2955	sub cf::client::ext_reply($$@) {	3017	sub cf::client::ext_reply($$@) {
2956	my ($self, $id, @msg) = @_;	3018	my ($self, $id, @msg) = @_;
2957		3019
2958	if ($self->extcmd == 2) {	3020	if ($self->extcmd == 2) {
2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960	} elsif ($self->extcmd == 1) {	3022	} elsif ($self->extcmd == 1) {
2961	#TODO: version 1, remove	3023	#TODO: version 1, remove
2962	unshift @msg, msgtype => "reply", msgid => $id;	3024	unshift @msg, msgtype => "reply", msgid => $id;
2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2964	}	3026	}
2965	}	3027	}
2966		3028
2967	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2968		3030
…		…
3095	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
3096		3158
3097	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
3098		3160
3099	$safe->permit_only (Opcode::opset qw(	3161	$safe->permit_only (Opcode::opset qw(
3100	:base_core :base_mem :base_orig :base_math	3162	:base_core :base_mem :base_orig :base_math :base_loop
3101	grepstart grepwhile mapstart mapwhile	3163	grepstart grepwhile mapstart mapwhile
3102	sort time	3164	sort time
3103	));	3165	));
3104		3166
3105	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
…		…
3109	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
3110		3172
3111	cf::object	3173	cf::object
3112	contr pay_amount pay_player map x y force_find force_add destroy	3174	contr pay_amount pay_player map x y force_find force_add destroy
3113	insert remove name archname title slaying race decrease split	3175	insert remove name archname title slaying race decrease split
		3176	value
3114		3177
3115	cf::object::player	3178	cf::object::player
3116	player	3179	player
3117		3180
3118	cf::player	3181	cf::player
…		…
3124	=cut	3187	=cut
3125		3188
3126	for (	3189	for (
3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3128	insert remove inv nrof name archname title slaying race	3191	insert remove inv nrof name archname title slaying race
3129	decrease split destroy)],	3192	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
3133	) {	3196	) {
3134	no strict 'refs';	3197	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3154		3217
3155	my $qcode = $code;	3218	my $qcode = $code;
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
3158		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
3159	local $_;	3225	local $_;
3160	local @safe::cf::_safe_eval_args = values %vars;
3161		3226
3162	my $eval =	3227	my $eval =
3163	"do {\n"	3228	"do {\n"
3164	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3165	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
3166	. $code	3231	. $code
3167	. "\n}"	3232	. "\n}"
3168	;	3233	;
3169		3234
		3235	if ($CFG{safe_eval}) {
3170	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
3171	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3172	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
3173		3244
3174	if ($@) {	3245	if ($@) {
3175	warn "$@";	3246	warn "$@";
3176	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
3177	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3196	=cut	3267	=cut
3197		3268
3198	sub register_script_function {	3269	sub register_script_function {
3199	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
3200		3271
3201	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
3202	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
3203	}	3274	}
3204		3275
3205	=back	3276	=back
3206		3277
3207	=cut	3278	=cut
…		…
3228		3299
3229	$facedata->{version} == 2	3300	$facedata->{version} == 2
3230	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
3231		3302
3232	# patch in the exptable	3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3233	$facedata->{resource}{"res/exp_table"} = {	3305	$facedata->{resource}{"res/exp_table"} = {
3234	type => FT_RSRC,	3306	type => FT_RSRC,
3235	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
3236	};	3309	};
3237	cf::cede_to_tick;	3310	cf::cede_to_tick;
3238		3311
3239	{	3312	{
3240	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
…		…
3242	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244		3317
3245	cf::face::set_visibility $idx, $info->{visibility};	3318	cf::face::set_visibility $idx, $info->{visibility};
3246	cf::face::set_magicmap $idx, $info->{magicmap};	3319	cf::face::set_magicmap $idx, $info->{magicmap};
3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3248	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3249		3322
3250	cf::cede_to_tick;	3323	cf::cede_to_tick;
3251	}	3324	}
3252		3325
3253	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
…		…
3277		3350
3278	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
3279	}	3352	}
3280		3353
3281	{	3354	{
3282	# TODO: for gcfclient pleasure, we should give resources
3283	# that gcfclient doesn't grok a >10000 face index.
3284	my $res = $facedata->{resource};	3355	my $res = $facedata->{resource};
3285		3356
3286	while (my ($name, $info) = each %$res) {	3357	while (my ($name, $info) = each %$res) {
3287	if (defined $info->{type}) {	3358	if (defined $info->{type}) {
3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289	my $data;
3290		3360
3291	if ($info->{type} & 1) {	3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3292	# prepend meta info
3293
3294	my $meta = $enc->encode ({
3295	name => $name,
3296	%{ $info->{meta} || {} },
3297	});
3298
3299	$data = pack "(w/a*)*", $meta, $info->{data};
3300	} else {
3301	$data = $info->{data};
3302	}
3303
3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305	cf::face::set_type $idx, $info->{type};	3362	cf::face::set_type $idx, $info->{type};
3306	} else {	3363	} else {
3307	$RESOURCE{$name} = $info;	3364	$RESOURCE{$name} = $info;
3308	}	3365	}
3309		3366
…		…
3392	reload_treasures;	3449	reload_treasures;
3393		3450
3394	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
3395	}	3452	}
3396		3453
3397	sub init {
3398	my $guard = freeze_mainloop;
3399
3400	reload_resources;
3401	}
3402
3403	sub reload_config {	3454	sub reload_config {
		3455	warn "reloading config file...\n";
		3456
3404	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
3405	or return;	3458	or return;
3406		3459
3407	local $/;	3460	local $/;
3408	*CFG = YAML::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
3409		3462
3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3411		3464
3412	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3413	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3417	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3418	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
3419	};	3472	};
3420	warn $@ if $@;	3473	warn $@ if $@;
3421	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
3422	}	3505	}
3423		3506
3424	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
3425	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
3426	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
3427	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3428	(async {	3525	(async {
3429	$Coro::current->{desc} = "IDLE BUG HANDLER";	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
3430	EV::loop EV::LOOP_ONESHOT;	3527	EV::loop EV::LOOP_ONESHOT;
3431	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
3432	};	3529	};
3433		3530
3434	{	3531	evthread_start IO::AIO::poll_fileno;
3435	my $guard = freeze_mainloop;	3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
3436	reload_config;	3538	reload_config;
3437	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
3438	load_extensions;	3550	load_extensions;
3439		3551
3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3552	utime time, time, $RUNTIMEFILE;
3441	evthread_start IO::AIO::poll_fileno;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
3442	}	3559	};
3443		3560
3444	EV::loop;	3561	main_loop;
3445	}	3562	}
3446		3563
3447	#############################################################################	3564	#############################################################################
3448	# initialisation and cleanup	3565	# initialisation and cleanup
3449		3566
…		…
3456	};	3573	};
3457	}	3574	}
3458	}	3575	}
3459		3576
3460	sub write_runtime_sync {	3577	sub write_runtime_sync {
3461	my $runtime = "$LOCALDIR/runtime";
3462
3463	# first touch the runtime file to show we are still running:	3578	# first touch the runtime file to show we are still running:
3464	# the fsync below can take a very very long time.	3579	# the fsync below can take a very very long time.
3465		3580
3466	IO::AIO::aio_utime $runtime, undef, undef;	3581	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3467		3582
3468	my $guard = cf::lock_acquire "write_runtime";	3583	my $guard = cf::lock_acquire "write_runtime";
3469		3584
3470	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3585	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3471	or return;	3586	or return;
3472		3587
3473	my $value = $cf::RUNTIME + 90 + 10;	3588	my $value = $cf::RUNTIME + 90 + 10;
3474	# 10 is the runtime save interval, for a monotonic clock	3589	# 10 is the runtime save interval, for a monotonic clock
3475	# 60 allows for the watchdog to kill the server.	3590	# 60 allows for the watchdog to kill the server.
…		…
3485	aio_utime $fh, undef, undef;	3600	aio_utime $fh, undef, undef;
3486		3601
3487	close $fh	3602	close $fh
3488	or return;	3603	or return;
3489		3604
3490	aio_rename "$runtime~", $runtime	3605	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3491	and return;	3606	and return;
3492		3607
3493	warn "runtime file written.\n";	3608	warn "runtime file written.\n";
3494		3609
3495	1	3610	1
…		…
3507	my $uuid = "$LOCALDIR/uuid";	3622	my $uuid = "$LOCALDIR/uuid";
3508		3623
3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3624	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510	or return;	3625	or return;
3511		3626
3512	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3627	my $value = uuid_seq uuid_cur;
		3628
		3629	unless ($value) {
		3630	warn "cowardly refusing to write zero uuid value!\n";
		3631	return;
		3632	}
		3633
		3634	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3635	$uuid_skip = 0;
3514		3636
3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3637	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3516	and return;	3638	and return;
3517		3639
…		…
3539	}	3661	}
3540		3662
3541	sub emergency_save() {	3663	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3664	my $freeze_guard = cf::freeze_mainloop;
3543		3665
3544	warn "enter emergency perl save\n";	3666	warn "emergency_perl_save: enter\n";
3545		3667
3546	cf::sync_job {	3668	cf::sync_job {
		3669	# this is a trade-off: we want to be very quick here, so
		3670	# save all maps without fsync, and later call a global sync
		3671	# (which in turn might be very very slow)
		3672	local $USE_FSYNC = 0;
		3673
3547	# use a peculiar iteration method to avoid tripping on perl	3674	# use a peculiar iteration method to avoid tripping on perl
3548	# refcount bugs in for. also avoids problems with players	3675	# refcount bugs in for. also avoids problems with players
3549	# and maps saved/destroyed asynchronously.	3676	# and maps saved/destroyed asynchronously.
3550	warn "begin emergency player save\n";	3677	warn "emergency_perl_save: begin player save\n";
3551	for my $login (keys %cf::PLAYER) {	3678	for my $login (keys %cf::PLAYER) {
3552	my $pl = $cf::PLAYER{$login} or next;	3679	my $pl = $cf::PLAYER{$login} or next;
3553	$pl->valid or next;	3680	$pl->valid or next;
3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3681	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3555	$pl->save;	3682	$pl->save;
3556	}	3683	}
3557	warn "end emergency player save\n";	3684	warn "emergency_perl_save: end player save\n";
3558		3685
3559	warn "begin emergency map save\n";	3686	warn "emergency_perl_save: begin map save\n";
3560	for my $path (keys %cf::MAP) {	3687	for my $path (keys %cf::MAP) {
3561	my $map = $cf::MAP{$path} or next;	3688	my $map = $cf::MAP{$path} or next;
3562	$map->valid or next;	3689	$map->valid or next;
3563	$map->save;	3690	$map->save;
3564	}	3691	}
3565	warn "end emergency map save\n";	3692	warn "emergency_perl_save: end map save\n";
3566		3693
3567	warn "begin emergency database checkpoint\n";	3694	warn "emergency_perl_save: begin database checkpoint\n";
3568	BDB::db_env_txn_checkpoint $DB_ENV;	3695	BDB::db_env_txn_checkpoint $DB_ENV;
3569	warn "end emergency database checkpoint\n";	3696	warn "emergency_perl_save: end database checkpoint\n";
3570		3697
3571	warn "begin write uuid\n";	3698	warn "emergency_perl_save: begin write uuid\n";
3572	write_uuid_sync 1;	3699	write_uuid_sync 1;
3573	warn "end write uuid\n";	3700	warn "emergency_perl_save: end write uuid\n";
3574	};	3701	};
3575		3702
		3703	warn "emergency_perl_save: starting sync()\n";
		3704	IO::AIO::aio_sync sub {
		3705	warn "emergency_perl_save: finished sync()\n";
		3706	};
		3707
3576	warn "leave emergency perl save\n";	3708	warn "emergency_perl_save: leave\n";
3577	}	3709	}
3578		3710
3579	sub post_cleanup {	3711	sub post_cleanup {
3580	my ($make_core) = @_;	3712	my ($make_core) = @_;
3581		3713
3582	warn Carp::longmess "post_cleanup backtrace"	3714	warn Carp::longmess "post_cleanup backtrace"
3583	if $make_core;	3715	if $make_core;
		3716
		3717	my $fh = pidfile;
		3718	unlink $PIDFILE if <$fh> == $$;
		3719	}
		3720
		3721	# a safer delete_package, copied from Symbol
		3722	sub clear_package($) {
		3723	my $pkg = shift;
		3724
		3725	# expand to full symbol table name if needed
		3726	unless ($pkg =~ /^main::.*::$/) {
		3727	$pkg = "main$pkg" if $pkg =~ /^::/;
		3728	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3729	$pkg .= '::' unless $pkg =~ /::$/;
		3730	}
		3731
		3732	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3733	my $stem_symtab = *{$stem}{HASH};
		3734
		3735	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3736	or return;
		3737
		3738	# clear all symbols
		3739	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3740	for my $name (keys %$leaf_symtab) {
		3741	_gv_clear *{"$pkg$name"};
		3742	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3743	}
		3744	warn "cleared package $pkg\n";#d#
3584	}	3745	}
3585		3746
3586	sub do_reload_perl() {	3747	sub do_reload_perl() {
3587	# can/must only be called in main	3748	# can/must only be called in main
3588	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
3589	warn "can only reload from main coroutine";	3750	warn "can only reload from main coroutine";
3590	return;	3751	return;
3591	}	3752	}
3592		3753
		3754	return if $RELOAD++;
		3755
		3756	my $t1 = EV::time;
		3757
		3758	while ($RELOAD) {
3593	warn "reloading...";	3759	warn "reloading...";
3594		3760
3595	warn "entering sync_job";	3761	warn "entering sync_job";
3596		3762
3597	cf::sync_job {	3763	cf::sync_job {
3598	cf::write_runtime_sync; # external watchdog should not bark	3764	cf::write_runtime_sync; # external watchdog should not bark
3599	cf::emergency_save;	3765	cf::emergency_save;
3600	cf::write_runtime_sync; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
3601		3767
3602	warn "syncing database to disk";	3768	warn "syncing database to disk";
3603	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
3604		3770
3605	# if anything goes wrong in here, we should simply crash as we already saved	3771	# if anything goes wrong in here, we should simply crash as we already saved
3606		3772
3607	warn "flushing outstanding aio requests";	3773	warn "flushing outstanding aio requests";
3608	for (;;) {
3609	BDB::flush;
3610	IO::AIO::flush;
3611	Coro::cede_notself;
3612	last unless IO::AIO::nreqs || BDB::nreqs;	3774	while (IO::AIO::nreqs || BDB::nreqs) {
3613	warn "iterate...";	3775	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3614	}
3615
3616	++$RELOAD;
3617
3618	warn "cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();
3621
3622	warn "removing commands";
3623	%COMMAND = ();
3624
3625	warn "removing ext/exti commands";
3626	%EXTCMD = ();
3627	%EXTICMD = ();
3628
3629	warn "unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";
3632
3633	if (my $cb = $pkg->can ("unload")) {
3634	eval {
3635	$cb->($pkg);
3636	1
3637	} or warn "$pkg unloaded, but with errors: $@";
3638	}	3776	}
3639		3777
3640	warn "... nuking $pkg";	3778	warn "cancelling all extension coros";
3641	Symbol::delete_package $pkg;	3779	$_->cancel for values %EXT_CORO;
3642	}	3780	%EXT_CORO = ();
3643		3781
3644	warn "unloading all perl modules loaded from $LIBDIR";	3782	warn "removing commands";
3645	while (my ($k, $v) = each %INC) {	3783	%COMMAND = ();
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		3784
		3785	warn "removing ext/exti commands";
		3786	%EXTCMD = ();
		3787	%EXTICMD = ();
		3788
		3789	warn "unloading/nuking all extensions";
		3790	for my $pkg (@EXTS) {
3648	warn "... unloading $k";	3791	warn "... unloading $pkg";
3649	delete $INC{$k};
3650		3792
3651	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;
3653
3654	if (my $cb = $k->can ("unload_module")) {	3793	if (my $cb = $pkg->can ("unload")) {
		3794	eval {
3655	$cb->();	3795	$cb->($pkg);
		3796	1
		3797	} or warn "$pkg unloaded, but with errors: $@";
		3798	}
		3799
		3800	warn "... clearing $pkg";
		3801	clear_package $pkg;
3656	}	3802	}
3657		3803
3658	Symbol::delete_package $k;	3804	warn "unloading all perl modules loaded from $LIBDIR";
		3805	while (my ($k, $v) = each %INC) {
		3806	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3807
		3808	warn "... unloading $k";
		3809	delete $INC{$k};
		3810
		3811	$k =~ s/\.pm$//;
		3812	$k =~ s/\//::/g;
		3813
		3814	if (my $cb = $k->can ("unload_module")) {
		3815	$cb->();
		3816	}
		3817
		3818	clear_package $k;
3659	}	3819	}
3660		3820
3661	warn "getting rid of safe::, as good as possible";	3821	warn "getting rid of safe::, as good as possible";
3662	Symbol::delete_package "safe::$_"	3822	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3823	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		3824
3665	warn "unloading cf.pm \"a bit\"";	3825	warn "unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	3826	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	3827	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		3828
3669	# don't, removes xs symbols, too,	3829	# don't, removes xs symbols, too,
3670	# and global variables created in xs	3830	# and global variables created in xs
3671	#Symbol::delete_package __PACKAGE__;	3831	#clear_package __PACKAGE__;
3672		3832
3673	warn "unload completed, starting to reload now";	3833	warn "unload completed, starting to reload now";
3674		3834
3675	warn "reloading cf.pm";	3835	warn "reloading cf.pm";
3676	require cf;	3836	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3837	cf::_connect_to_perl_1;
3678		3838
3679	warn "loading config and database again";	3839	warn "loading config and database again";
3680	cf::reload_config;	3840	cf::reload_config;
3681		3841
3682	warn "loading extensions";	3842	warn "loading extensions";
3683	cf::load_extensions;	3843	cf::load_extensions;
3684		3844
		3845	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	3846	warn "reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	3847	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	3848	warn "reattaching attachments to maps";
3688	reattach $_ for values %MAP;	3849	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	3850	warn "reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	3851	reattach $_ for values %PLAYER;
		3852	}
3691		3853
		3854	warn "running post_init jobs";
		3855	(pop @POST_INIT)->(1) while @POST_INIT;
		3856
3692	warn "leaving sync_job";	3857	warn "leaving sync_job";
3693		3858
3694	1	3859	1
3695	} or do {	3860	} or do {
3696	warn $@;	3861	warn $@;
3697	cf::cleanup "error while reloading, exiting.";	3862	cf::cleanup "error while reloading, exiting.";
3698	};	3863	};
3699		3864
3700	warn "reloaded";	3865	warn "reloaded";
		3866	--$RELOAD;
		3867	}
		3868
		3869	$t1 = EV::time - $t1;
		3870	warn "reload completed in ${t1}s\n";
3701	};	3871	};
3702		3872
3703	our $RELOAD_WATCHER; # used only during reload	3873	our $RELOAD_WATCHER; # used only during reload
3704		3874
3705	sub reload_perl() {	3875	sub reload_perl() {
3706	# doing reload synchronously and two reloads happen back-to-back,	3876	# doing reload synchronously and two reloads happen back-to-back,
3707	# coro crashes during coro_state_free->destroy here.	3877	# coro crashes during coro_state_free->destroy here.
3708		3878
		3879	$RELOAD_WATCHER ||= cf::async {
		3880	Coro::AIO::aio_wait cache_extensions;
		3881
3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3882	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3710	do_reload_perl;	3883	do_reload_perl;
3711	undef $RELOAD_WATCHER;	3884	undef $RELOAD_WATCHER;
		3885	};
3712	};	3886	};
3713	}	3887	}
3714		3888
3715	register_command "reload" => sub {	3889	register_command "reload" => sub {
3716	my ($who, $arg) = @_;	3890	my ($who, $arg) = @_;
…		…
3730		3904
3731	our @WAIT_FOR_TICK;	3905	our @WAIT_FOR_TICK;
3732	our @WAIT_FOR_TICK_BEGIN;	3906	our @WAIT_FOR_TICK_BEGIN;
3733		3907
3734	sub wait_for_tick {	3908	sub wait_for_tick {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	3909	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3736		3910
3737	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK, $signal;	3912	push @WAIT_FOR_TICK, $signal;
3739	$signal->wait;	3913	$signal->wait;
3740	}	3914	}
3741		3915
3742	sub wait_for_tick_begin {	3916	sub wait_for_tick_begin {
3743	return if tick_inhibit || $Coro::current == $Coro::main;	3917	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3744		3918
3745	my $signal = new Coro::Signal;	3919	my $signal = new Coro::Signal;
3746	push @WAIT_FOR_TICK_BEGIN, $signal;	3920	push @WAIT_FOR_TICK_BEGIN, $signal;
3747	$signal->wait;	3921	$signal->wait;
3748	}	3922	}
…		…
3753	unless ++$bug_warning > 10;	3927	unless ++$bug_warning > 10;
3754	return;	3928	return;
3755	}	3929	}
3756		3930
3757	cf::server_tick; # one server iteration	3931	cf::server_tick; # one server iteration
		3932
		3933	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3758		3934
3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3935	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3760	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3936	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3761	Coro::async_pool {	3937	Coro::async_pool {
3762	$Coro::current->{desc} = "runtime saver";	3938	$Coro::current->{desc} = "runtime saver";
…		…
3785	}	3961	}
3786		3962
3787	{	3963	{
3788	# configure BDB	3964	# configure BDB
3789		3965
3790	BDB::min_parallel 8;	3966	BDB::min_parallel 16;
3791	BDB::max_poll_reqs $TICK * 0.1;	3967	BDB::max_poll_reqs $TICK * 0.1;
3792	$Coro::BDB::WATCHER->priority (1);	3968	$AnyEvent::BDB::WATCHER->priority (1);
3793		3969
3794	unless ($DB_ENV) {	3970	unless ($DB_ENV) {
3795	$DB_ENV = BDB::db_env_create;	3971	$DB_ENV = BDB::db_env_create;
3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3972	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3797	| BDB::LOG_AUTOREMOVE, 1);	3973	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3974	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3975	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3976	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3800		3977
3801	cf::sync_job {	3978	cf::sync_job {
3802	eval {	3979	eval {
…		…
3828	{	4005	{
3829	# configure IO::AIO	4006	# configure IO::AIO
3830		4007
3831	IO::AIO::min_parallel 8;	4008	IO::AIO::min_parallel 8;
3832	IO::AIO::max_poll_time $TICK * 0.1;	4009	IO::AIO::max_poll_time $TICK * 0.1;
3833	$Coro::AIO::WATCHER->priority (1);	4010	undef $AnyEvent::AIO::WATCHER;
3834	}	4011	}
3835		4012
3836	my $_log_backtrace;	4013	my $_log_backtrace;
3837		4014
3838	sub _log_backtrace {	4015	sub _log_backtrace {
…		…
3841	$msg =~ s/\n//;	4018	$msg =~ s/\n//;
3842		4019
3843	# limit the # of concurrent backtraces	4020	# limit the # of concurrent backtraces
3844	if ($_log_backtrace < 2) {	4021	if ($_log_backtrace < 2) {
3845	++$_log_backtrace;	4022	++$_log_backtrace;
		4023	my $perl_bt = Carp::longmess $msg;
3846	async {	4024	async {
3847	$Coro::current->{desc} = "abt $msg";	4025	$Coro::current->{desc} = "abt $msg";
3848		4026
3849	my @bt = fork_call {	4027	my @bt = fork_call {
3850	@addr = map { sprintf "%x", $_ } @addr;	4028	@addr = map { sprintf "%x", $_ } @addr;
…		…
3861	}	4039	}
3862		4040
3863	@funcs	4041	@funcs
3864	};	4042	};
3865		4043
3866	LOG llevInfo, "[ABT] $msg\n";	4044	LOG llevInfo, "[ABT] $perl_bt\n";
		4045	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4046	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4047	--$_log_backtrace;
3869	};	4048	};
3870	} else {	4049	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4050	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4051	LOG llevInfo, "[ABT] [suppressed]\n";
3873	}	4052	}
3874	}	4053	}
3875		4054
3876	# load additional modules	4055	# load additional modules
3877	use cf::pod;	4056	require "cf/$_.pm" for @EXTRA_MODULES;
		4057	cf::_connect_to_perl_2;
3878		4058
3879	END { cf::emergency_save }	4059	END { cf::emergency_save }
3880		4060
3881	1	4061	1
3882		4062

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